Gaya APA

Memorandum Computers and Viruses : How To Destroy Them and Protect Your Computer Against Them. (). Bandung, Jawa Barat, Indonesia: Pusat Vulkanologi dan Mitigasi Bencana Geologi.

Gaya MLA

Memorandum Computers and Viruses : How To Destroy Them and Protect Your Computer Against Them. . Bandung, Jawa Barat, Indonesia: Pusat Vulkanologi dan Mitigasi Bencana Geologi, . .